In addition to being grown for ornamental purposes, the butterfly pea flower is also an extremely nutritious cooking ingredient. Besides methods like boiling and stir-frying, you can also use this flower to make soup that is still very delicious. Let’s join TasteVN in the kitchen to learn 2 simple recipes below!
1. Sour soup with butterfly pea flower

Preparation
15 minutes
Cooking
25 minutes
Difficulty
Easy
Ingredients for Sour soup with butterfly pea flower For 4 people
Butterfly pea flower 200 gr Fish cake 150 gr Tomato 1 piece Bird’s eye chili 1 piece Bell pepper 1 piece Spring onion 2 stalks Coriander 5 gr Lemon juice 4 tablespoons Pepper 1/3 teaspoon Seasoning powder 2.5 teaspoons Cooking oil 1 teaspoon Salt 1/2 teaspoon Monosodium glutamate 1/2 teaspoon Sugar 3 tablespoons Fish sauce 1 tablespoon
How to choose fresh and delicious fish cakes
- For packaged fish cakes, you can buy them at supermarkets or grocery stores. However, you need to check the expiration date carefully, ensure the packaging is intact, and that the product does not have mold or unusual spots inside.
- For freshly grated fish cakes at the market, you should choose a reputable place, ensuring that the fish is freshly grated, with no foul smell or signs of darkening or discoloration in the flesh.
- If you are meticulous, you can buy the fish and grate it yourself to ensure health safety.
How to prepare Sour Flowering Vine Soup
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Prepare the ingredients
Wash all the ingredients thoroughly, remove any bruised or worm-eaten parts from the flowering vine. Cut the tomatoes into wedges.
Slice the chili peppers thinly. Mince the small chili peppers.
Chop the roots of the cilantro finely, then chop the leaves together with the green onions.
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Marinate the fish cake
Put in a bowl: fish cake, chili, cilantro stems, 1/3 teaspoon of pepper, 1/2 teaspoon of seasoning, 1 tablespoon of cooking oil.
Mix well for the fish cake to absorb the spices evenly.
Tip: You can use a spoon to mash or a pestle to pound for about 10 – 15 minutes to make the fish cake more delicious and chewy.
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Cook the soup
Put a pot of water on the stove and bring it to a boil, then divide the fish cake into several pieces and add them to the pot.
Tip: Dipping the spoon in boiling water will make it easier to scoop the fish cake.Next, add 1/2 teaspoon of salt, 1/2 teaspoon of monosodium glutamate, 2 teaspoons of seasoning, 3 tablespoons of sugar, and 4 tablespoons of lemon juice. Stir well to blend the spices.
When the water boils again, add the water lily flowers and tomatoes, then cook until done. Finally, add chili and 1 tablespoon of fish sauce to finish.
Tip: To keep the water lily flowers green, you should add them when the water is boiling. Also, do not cook for too long as it will make the flowers tough. -
Finished Product
When served, pour into a bowl and sprinkle with green onions and coriander on top to enjoy.
Just with the first taste, you will feel the very light sourness and mild sweetness, the crunchy texture of the butterfly pea flowers blending with the chewy fish cake, extremely delicious.
2. Sour Soup with Butterfly Pea Flowers and Shrimp

Preparation
15 minutes
Cooking
25 minutes
Difficulty
Easy
Ingredients for Sour Soup with Butterfly Pea Flowers and Shrimp For 4 people
Butterfly pea flowers 200 gr Shrimp 200 gr Sugar 2 teaspoons Seasoning powder 1/2 teaspoon Fish sauce 1 teaspoon Cooking oil A little Salt 1 teaspoon MSG 1 teaspoon Chopped garlic and onion A little
How to Choose Fresh and Delicious Shrimp
- Fresh and delicious shrimp will have a transparent color and cling tightly to the shrimp body. Do not buy shrimp with discolored legs that are loose.
- Pay attention to buy shrimp with slightly curved bodies, firm flesh, intact shells, and heads tightly attached to the body.
- Do not buy shrimp with spread-out tails, loose, missing tail fins, and not neatly arranged together. This may be shrimp that has been caught for a long time and soaked in preservatives.
How to prepare Morning Glory Flower Soup with Shrimp
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Prepare the ingredients
Shrimp peeled, deveined, and washed clean.
Morning glory flowers picked to remove damaged and wilted parts, then washed clean.
Tip for quickly deveining shrimp: Count backwards from the tail of the shrimp to the second groove connecting the shrimp shell, pierce through with a toothpick and pull to remove the vein.
Tip for cleaning shrimp, no fishy smell: Soak shrimp in water mixed with salt and a little white wine for 5 – 7 minutes, then rinse with water and let drain. This method will help the shrimp be cleaner and eliminate the fishy smell.
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Marinate the shrimp
Put the prepared shrimp into a bowl, add 1 teaspoon of sugar, 1/2 teaspoon of seasoning powder, and 1 teaspoon of fish sauce.
Mix well for the shrimp to absorb the seasoning.
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Cooking soup
Place a pot on the stove, add a little cooking oil.
When the oil is hot, add chopped onion and garlic to sauté until fragrant, then add shrimp and stir-fry until firm.
Next, add 500ml of water and bring to a boil, season with 1 teaspoon of sugar, 1 teaspoon of monosodium glutamate, and 1 teaspoon of salt.
Finally, add the climbing wattle flowers and cook for 1 minute to finish.
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Final product
The soup when completed is flavorful, just right to eat, the climbing wattle flowers are cooked just enough, bright green, and still retain their crispness, the fresh shrimp is sweet and chewy, extremely nutritious.
Wishing you success in making these delicious and nutritious 2 dishes of butterfly pea flower soup!
*Source for the recipe and images from the YouTube channel Mon Ngon Moi Ngay and Chú Cuội TV.